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//! Token.  

//! 字句。  


use crate::model::layer110::{Token, TokenType};
use std::fmt;

impl Token {
    pub fn new(column_number: usize, value: &str, type_: TokenType) -> Self {
        Token {
            column_number: column_number,
            value: value.to_string(),
            type_: type_,
        }
    }
    pub fn to_debug_string(&self) -> String {
        format!("{:?}", self)
    }
    pub fn to_string(&self) -> String {
        format!("{}", self)
    }
}
impl fmt::Display for Token {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        write!(f, "{}", self.value)
    }
}
impl fmt::Debug for Token {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        write!(
            f,
            "[{} {} {:?}]",
            self.column_number, self.value, self.type_
        )
    }
}

pub fn tokens_stringify(tokens: &Vec<Token>) -> String {
    let mut buf = String::new();
    for token in tokens {
        buf.push_str(&token.to_string());
    }
    buf
}
pub fn tokens_stringify_debug(tokens: &Vec<Token>) -> String {
    let mut buf = String::new();
    for token in tokens {
        buf.push_str(&token.to_debug_string());
    }
    buf
}